Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.392044E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:05:59+0800
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    1 Object 1

    AOE ID 54091
    NORAD ID 54091
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66221
    NORAD ID 66221
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5221 STARLINK-35704
    Time of Closest Approach 2026-10-27T18:18:38+0000
    Collision Probability (Pc) 1.392044E-6
    Conjunction Distance (km) 2.614 km
    Relative Speed (km/s) 11.344 km/s
    Conjunction Risk Parameters R (Radial): 2.064 | I (In-track): 1.082 | C (Cross-track): -1.183
    Collision Risk Index (CRI) 0.38
    X Position (km) 5431.352 5432.249
    Position Y (km) 2813.372 2815.643
    Position Z (km) 3049.51 3050.44
    Velocity X (km/s) -4.608 -0.102
    Velocity Y (km/s) 3.376 5.71
    Velocity Z (km/s) 5.073 -5.072

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5221 STARLINK-35704
    Semimajor Axis (a) 6837.910 km 6839.758 km
    Eccentricity (e) 0.000123 0.000049
    Inclination (i) 53.1626° 53.1582°
    RAAN 8.2095° 231.9096°
    Perigee Argument 117.2228° 282.8641°
    Mean Anomaly (M) 242.8901° 77.2307°
    Apogee 460.612 km 461.958 km
    Perigee 458.934 km 461.284 km
    Orbit Epoch 2026-10-27T04:06:12+0000 2026-10-27T05:10:27+0000

    STARLINK-5221 & STARLINK-35704 Collision Probability (Pc) Trend

    STARLINK-5221 & STARLINK-35704 Collision Probability (Pc) TrendNot Available

    STARLINK-5221 & STARLINK-35704 Miss Distance (Miss Distance) Trend

    STARLINK-5221 & STARLINK-35704 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5221Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35704Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5221Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35704Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5221

    No nearby objects data